binutils/backport-CVE-2022-47011.patch
liningjie 098e729555 fix CVE-2022-47011
(cherry picked from commit b3d48ba6a060eb8cc46b19c35b2e832a35e7e205)
2023-08-24 20:38:48 +08:00

30 lines
766 B
Diff

From 8a24927bc8dbf6beac2000593b21235c3796dc35 Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Mon, 20 Jun 2022 10:39:13 +0930
Subject: [PATCH] PR29261, memory leak in parse_stab_struct_fields
PR 29261
* stabs.c (parse_stab_struct_fields): Free "fields" on failure path.
---
binutils/stabs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/binutils/stabs.c b/binutils/stabs.c
index 796ff85b86a..bf3f578cbcc 100644
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -2367,7 +2367,10 @@ parse_stab_struct_fields (void *dhandle,
if (! parse_stab_one_struct_field (dhandle, info, pp, p, fields + c,
staticsp, p_end))
- return false;
+ {
+ free (fields);
+ return false;
+ }
++c;
}
--
2.39.3